5-Bromo-4-chloro-3-indolyl β-D-galactopyranoside
CAS Number7240-90-6
FormulaN/A
Mol. Weight408.63 g/mol
5-Bromo-4-chloro-3-indolyl β-D-galactopyranoside
What is 5-Bromo-4-chloro-3-indolyl β-D-galactopyranoside?
5-Bromo-4-chloro-3-indolyl β-D-galactopyranoside is a chemical compound with CAS number 7240-90-6. It is used in various industrial and research applications.
Applications
X-Gal is a chromogenic substrate for β-galactosidase that produces a rich blue color that can easily be detected visually over background. X-Gal is the substrate of choice for blue-white selection of recombinant bacterial colonies with the lac+ genotype.
Specifications
Molecular Weight
408.63 g/mol
Assay/Purity
≥98.0% (HPLC)